An 81-year-old man with moderate Alzheimer's dementia residing in a memory care facility has been exhibiting increasingly aggressive behaviors over the past four weeks, including hitting staff during personal care, throwing objects, and verbally threatening other residents. Non-pharmacological interventions including environmental modifications, structured routines, caregiver training, and redirection techniques have been implemented for three weeks without sufficient improvement. A medical workup has ruled out delirium, pain, urinary tract infection, and constipation as contributing factors. His family and the care team request pharmacological assistance. The PMHNP is weighing the risks and benefits of antipsychotic use. Which of the following best describes the appropriate risk-benefit framework for this clinical decision?